Pope Benedict XVI, center, waves to people upon his arrival at St. Paul's Basilica to sign the post-Synodal Apostolic Exhortation of the special assembly for the Middle East of the Synod of Bishops, in Harissa east of Beirut, Lebanon, Friday Sept. 14, 2012. Pope Benedict XVI arrived in Lebanon on Friday to urge peace at a time of great turmoil in the Middle East region. (AP Photo/Hussein Malla)